Supernatural's biggest stars are apparently too famous to remember Richard Speight Jr and Rob Benedict.
May 13, 2006
Explorer Frederick Cook claims to have reached the summit of Alaska's Mt. McKinley in 1906 and photographed it, but instead started a bitter controversy that continues today.
Seven men climb the Matterhorn on July 14th, 1865, a feat deemed impossible at the time, and not without tragedy.
Examining ascents of K2 in northern Pakistan from the 1930s to present.
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